ginitd

ginitd is a very badly programmed PID 1 for Unix-like systems. Ridiculously, it isn’t even PID 1 - ginitd does most of its work as another process (often PID 200-300).

Documentation can be found here.

How ginitd improves startup speed.

A summary of ginitd’s ways of improving startup speed by removing the shell, and therefore much process-spawning, from the startup scripts.

Link: 1.md